high-octane

adjective

high-oc·​tane ˈhī-ˈäk-ˌtān How to pronounce high-octane (audio)
Synonyms of high-octanenext
1
: having a high octane number and hence good antiknock properties
high-octane gasoline
2
: very powerful, strong, or effective
high-octane football
high-octane coffee

Examples of high-octane in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Guy Ritchie’s high-society, high-octane caper starring Theo James and Kaya Scodelario is set to return for a third outing, comprised of eight episodes. — K.j. Yossman, Variety, 24 Aug. 2026 Statham, who turned 59 this summer and is still in incredible shape, performs on his usual high-octane, no-time-for-nonsense level. — Jordan Mintzer, HollywoodReporter, 24 Aug. 2026 However, depth in the secondary and consistency against high-octane passing attacks remain areas that could be tested if injuries accumulate during the autumn stretch. — David Troy Outkick, FOXNews.com, 22 Aug. 2026 Yorba Linda’s defense controlled Laguna Beach’s high-octane offense Friday in the Mustangs’ 34-21 win over the Breakers at Laguna Beach High. — Steve Fryer, Oc Register, 21 Aug. 2026 See All Example Sentences for high-octane

Word History

First Known Use

1931, in the meaning defined at sense 1

Time Traveler
The first known use of high-octane was in 1931

Rhymes for high-octane

See All Rhymes for high-octane

Browse Nearby Words

high-occupancy vehicle
high-octane
high off the hog
See all Nearby Words

Cite this Entry

“High-octane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-octane. Accessed 1 Sep. 2026.

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Kids Definition

high-octane

adjective
: having a high octane number and therefore good antiknock properties
high-octane gasoline

More from Merriam-Webster on high-octane

Thesaurus: All synonyms and antonyms for high-octane

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